From c9698e5cd6ad1ff2844bc44fabddc0f2e0562047 Mon Sep 17 00:00:00 2001
From: "David A. Long" <dave.long@linaro.org>
Date: Fri, 14 Feb 2014 22:41:18 +0100
Subject: ARM: 7964/1: Detect section mismatches in thumb relocations

Add processing for normally encountered thumb relocation types so that
section mismatches will be detected.

Comment from Rusty Russell follows:

Happiest for this to go through an ARM tree, so:

Signed-off-by: David A. Long <dave.long@linaro.org>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 scripts/mod/modpost.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'scripts/mod/modpost.c')

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 40610984a1b5..99a45fdc1bbf 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1502,6 +1502,16 @@ static int addend_386_rel(struct elf_info *elf, Elf_Shdr *sechdr, Elf_Rela *r)
 #define R_ARM_JUMP24	29
 #endif
 
+#ifndef	R_ARM_THM_CALL
+#define	R_ARM_THM_CALL		10
+#endif
+#ifndef	R_ARM_THM_JUMP24
+#define	R_ARM_THM_JUMP24	30
+#endif
+#ifndef	R_ARM_THM_JUMP19
+#define	R_ARM_THM_JUMP19	51
+#endif
+
 static int addend_arm_rel(struct elf_info *elf, Elf_Shdr *sechdr, Elf_Rela *r)
 {
 	unsigned int r_typ = ELF_R_TYPE(r->r_info);
@@ -1515,6 +1525,9 @@ static int addend_arm_rel(struct elf_info *elf, Elf_Shdr *sechdr, Elf_Rela *r)
 	case R_ARM_PC24:
 	case R_ARM_CALL:
 	case R_ARM_JUMP24:
+	case R_ARM_THM_CALL:
+	case R_ARM_THM_JUMP24:
+	case R_ARM_THM_JUMP19:
 		/* From ARM ABI: ((S + A) | T) - P */
 		r->r_addend = (int)(long)(elf->hdr +
 		              sechdr->sh_offset +
-- 
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